The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 22, 2019

Filed:

Aug. 09, 2018
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Aslan Bulekbay, Udhailiyah, SA;

Abdulkareem Harbi, Udhailiyah, SA;

Abdullah Khamees, Udhailiyah, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 36/00 (2006.01); E21B 43/26 (2006.01); E21B 43/16 (2006.01);
U.S. Cl.
CPC ...
E21B 36/001 (2013.01); E21B 43/16 (2013.01); E21B 43/26 (2013.01);
Abstract

A first chamber is configured to be positioned within a wellbore. The first chamber includes a cooling fluid. A second chamber is positioned uphole of the first chamber. The first chamber and the second chamber are configured to be lowered to a position within the wellbore. The second chamber includes a cold source at a sub-zero temperature. The cooling fluid is configured to be cooled upon contacting the cold source. A separation member is positioned between the first chamber and second chamber. The separation member separates the cooling fluid and the cold source. An activation device is connected to the separation member. The activation device is configured to cause the separation member to allow the cold source to contact the cooling fluid.


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